But silliness aside, your choice of making him look like someone who's barely into his 20s has this weird disconnect to me. Judging by his voice and mannerisms, he's more like an older gentleman who just happens to like chaos for his own childish amusement.

Then again, some guys like to draw the main six with unrealistically exaggerated... features, I'll give you that. Also liking the subtle design of Celestia's dress here.